2 c. finely crushed graham crackers (about 12)
1/2 c. flour
1/4 c. sugar
1 tsp. baking powder
1/2 tsp. baking soda
1 egg (or equivalent)
1 (8 oz.) carton plain lowfat yogurt
1/4 c. oil
1 c. pared, chopped apple (1 lg.)

Heat oven to 400 degrees. Stir together dry ingredients. Combine egg, yogurt, and oil. Add liquid ingredients all at once to graham mixture; stir only until moistened. Fold in apples. Fill greased muffin tins. Bake 20 to 25 minutes.